[PATCH] D39009: [PowerPC] Simplify a Swap if it feeds a Splat

[Stefan Pintilie via Phabricator via llvm-commits]

stefanp created this revision.

If we have the situation where a Swap feeds a Splat we can sometimes change the index on the Splat and then remove the Swap instruction.


https://reviews.llvm.org/D39009

Files:
  lib/Target/PowerPC/PPCMIPeephole.cpp
  test/CodeGen/PowerPC/ppc64-peephole-swap.ll

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